234623 has 6 divisors (see below), whose sum is σ = 247272. Its totient is φ = 222200.

The previous prime is 234613. The next prime is 234629. The reversal of 234623 is 326432.

234623 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 234623 - 2¹⁰ = 233599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234595 and 234604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2273 + ... + 2373.

It is an arithmetic number, because the mean of its divisors is an integer number (41212).

2²³⁴⁶²³ is an apocalyptic number.

234623 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

234623 is a deficient number, since it is larger than the sum of its proper divisors (12649).

234623 is an equidigital number, since it uses as much as digits as its factorization.

234623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 124 counting only the distinct ones).

The product of its digits is 864, while the sum is 20.

The square root of 234623 is about 484.3789838546. The cubic root of 234623 is about 61.6770407026.

Subtracting 234623 from its reverse (326432), we obtain a square (91809 = 303²).

The spelling of 234623 in words is "two hundred thirty-four thousand, six hundred twenty-three".